This month, we take a look at amorphous solids. A recent study finds that the "boson peak" - a universal feature of amorphous solids, originates from dynamical defects. Tune in to find out more...Featuring Yuan-Chao Hu (Yale University) and Bart Verberck (Nature Physics)Hosted by Ankita Anirban (Nature Reviews Physics) and Cristiano Matricardi (Nature communications)Ref: Hu, YC., Tanaka, H. Origin of the boson peak in amorphous solids. Nat. Phys. 18, 669–677 (2022). https://doi.org/10.1038/s41567-022-01628-6 Our GDPR privacy policy was updated on August 8, 2022. Visit acast.com/privacy for more information.